Articles by Iain Jewitt
External antenna wifi: Boost WiFi: External Antenna Solution
Boost business connectivity with our guide to external antenna WiFi. Choose, install, and optimize antennas for superior enterprise network performance.
Network access control solutions: 2026 enterprise guide
Compare top enterprise network access control (NAC) solutions. Learn how cloud RADIUS, 802.1X, and zero-trust policies secure enterprise WiFi.
WiFi extender vs repeater: 2026 speed and security comparison
Compare WiFi extenders vs repeaters: discover why single-radio repeaters slash bandwidth by 50% while dual-band extenders preserve speed and enterprise security.
13 best WiFi analyser apps for 2026
Discover the best WiFi analyser app for your network. Compare 13 top diagnostic tools including Purple NetForge for macOS, Windows, iOS, and Android.
Master the wi fi setup: Secure, fast enterprise networks
Discover a reliable wi fi setup for secure, high-performance enterprise networks with our step-by-step planning and security guide.
A modern guide to managing devices with WiFi
Learn how to securely manage, authenticate, and segment devices with WiFi across enterprise networks. Explore Passpoint, OpenRoaming, and iPSK solutions.
WiFi signal strength (dBm) guide: quality chart and fixes
Understand WiFi signal strength in dBm with our quality chart (-30 to -90 dBm). Learn how to measure RSSI, eliminate dead zones, and optimize venue coverage.
Design a Network That Delivers Business Value
Learn how to design a network that delivers business value with capacity planning, zero-trust security, and measurable ROI.
WiFi channel scanning to eliminate network interference
Learn how to run a WiFi channel scan to diagnose interference, select non-overlapping channels, and optimize enterprise network performance.
WiFi Protected Setup: Security risks and enterprise alternatives
Learn about WiFi Protected Setup (WPS) security vulnerabilities, brute-force exploits, and how to transition to secure enterprise WiFi authentication.
What is my WiFi security type and how to upgrade it
Find your WiFi security type (WEP, WPA2, or WPA3) on Windows, Mac, iOS, & Android. Learn how to upgrade home or enterprise networks to 802.1X enterprise protection.
The enterprise guide to IP SIP phone systems
Learn how IP SIP phone systems work, SIP vs RTP protocol signalling, QoS voice packet prioritisation, and zero-trust 802.1X security for enterprise networks.
Discover the advantages of a wired network: 8 benefits for your venue
Explore 8 key advantages of a wired network for venues: 10Gbps Cat6A backhaul, 802.3bt PoE budgets, 802.1X switch port security, and 99.999% uptime.
Business leased lines: guide to speeds, SLAs & costs
Explore business leased lines: compare symmetrical speeds, 99.99% SLA guarantees, cost factors, and how dedicated backhaul supports venue WiFi.
Outdoor access point deployment guide: IP ratings, PoE & venue WiFi (2026)
Complete guide to selecting, deploying, and securing outdoor access points across hospitality, retail, transport, and venue environments.
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The death of the captive portal: why Apple, Google, and Samsung are phasing out legacy guest WiFi
Discover why mobile OS vendors are phasing out web pop-up captive portals and how Passpoint and OpenRoaming provide instant, secure guest WiFi.
For the love of captive portals: Why we built the best one in the world (and why it's still not good enough)
For over a decade, we've evolved our captive portals to be the best in the world. But now? We're leaving them behind in favour of secure and seamless connectivity, everywhere. And it all starts with one unified app: The Purple App.
Do extra SSIDs slow down WiFi? Airtime overhead & beacon myth
Discover the truth about broadcasting multiple SSIDs on enterprise WiFi. Learn beacon frame overhead math, 802.11 management limits, and dynamic VLAN alternatives.